Las Vegas to Buffalo (LAS–BUF) — Airlines, Schedules & Connections

LAS Airport Page →
1,982 mi airlines 13/wk
On-time Some delays Frequent delays
Flight Schedule 10 flights Verified 1h ago
Nonstop 1-Stop 2-Stop Hide separate tickets Hide overnight
  Flight Airline AC Dep Arr Dur OTP Sched  
WN1287
WN Southwest
738
10:00 AM
PDT T1
5:15 PM
EDT
4h 15m
M T W T F S S
Prices
WN4020
WN Southwest
7M8
12:00 PM
PDT T1
7:20 PM
EDT
4h 20m
M T W T F S S
Prices
WN1137
WN Southwest
73H
3:30 PM
PDT T1
10:50 PM
EDT
4h 20m
M T W T F S S
Prices
WN158
WN Southwest
7M8
5:44 PM
PDT T1
12:54 AM+1
EDT
4h 10m
M T W T F S S
Prices
WN1979
WN Southwest
7M8
6:05 AM
EDT
8:05 AM
PDT
5h
M T W T F S S
Prices
WN1971
WN Southwest
73H
6:40 AM
EDT
8:40 AM
PDT
5h
M T W T F S S
Prices
WN2669
WN Southwest
73H
7:00 AM
EDT
9:05 AM
PDT
5h 5m
M T W T F S S
Prices
WN461
WN Southwest
7M8
7:48 AM
EDT
9:20 AM
PDT
4h 32m
M T W T F S S
Prices
AC7021
AC Air Canada
320
1:00 PM
EDT
2:43 PM
PDT
4h 43m
M T W T F S S
Prices
WN3061
WN Southwest
7M8
4:55 PM
EDT
6:55 PM
PDT
5h
M T W T F S S
Prices

No flights match your filters.

No nonstop flights on this route. connecting options below.

1-STOP
2-STOP Loading...
Las Vegas to Buffalo
1 carrier, 13 flights/week nonstop.
1 Airlines 13 Flights/wk 1,982 mi 4h 10m nonstop +3h ahead 45 1-stop hubs

LAS–BUF is served by 1 airline with nonstop service. Southwest Airlines leads the route. The flight covers 1,982 miles in approximately 4h 10m. Beyond nonstop, 45 hubs offer 1-stop connections.

Airline Landscape

All carriers operating nonstop LAS–BUF service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
WN Southwest Airlines 13 738, 73H, 7M8 4h10-4h20 58%
Aircraft on this route
738 Boeing 737-800 – WN
73H Boeing 737-800 – WN
7M8 Boeing 737 MAX 8 – WN
Alliance coverage
Unaffiliated: WN (13 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, LAS to BUF direction.
Mon
2
flights
Tue
2
flights
Wed
2
flights
Thu
2
flights
Fri
2
flights
Sat
1
flight
Sun
2
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
4
Nonstop flights
13
Outbound / wk
14
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for LAS to BUF.
1-STOP
One-Stop Connections
45
Hubs
~5h
Fastest
~25h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,825
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
LAS → BUF
58%
Frequent delays expected. Consider flexible booking.
Departing
58%
Arriving
50%
Return
BUF → LAS
60%
Moderate delays possible. Allow buffer time.
Departing
60%
Arriving
72%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. LAS delays → BUF delays →

Travel Essentials

Practical planning for this route.
Time Difference
+3h
Buffalo is 3 hours ahead of Las Vegas.
LAS: PDT · BUF: EDT

When it's 6:00 PM in Las Vegas, it's 9:00 PM in Buffalo.
Distance & Flight Time
1,982 mi / 3,189 km
Nonstop flight time is approximately 4h 10m to 4h 20m.
Getting to LAS

The airport is 5 miles from the Strip; ride-shares and taxis take 10–20 minutes from the Strip ($15–25). There is no rail link.The Las Vegas Monorail does not serve the airport. RTC bus Route 109 connects the airport to the Strip ($2, 20–30 min), but luggage handling is inconvenient. Hotel shuttles from major resorts are the most hassle-free option and often free for guests.

LAS–BUF Quick Facts

Key statistics for the Las Vegas to Buffalo route.
Route details
Distance1,982 mi / 3,189 km
Flight time4h 10m to 4h 20m
Time difference+3 hours
Airlines (nonstop)1
Weekly flights13 out / 14 return
1-stop connections45 hubs
Origin: LAS
IATA / ICAOLAS / KLAS
TimezoneAmerica/Los_Angeles
Passengers/yr58.4M
Elevation2,181 ft / 665 m
Destination: BUF
IATA / ICAOBUF / KBUF
TimezoneAmerica/Detroit
Passengers/yr5.0M
Elevation728 ft / 222 m

Frequently Asked Questions

Common questions about LAS to BUF flights.
Nonstop flights from Harry Reid International Airport to Buffalo Niagara International Airport take approximately 4h 10m to 4h 20m. The route covers 1,982 miles.
1 airline operates nonstop service: Southwest Airlines.
There are approximately 13 nonstop flights per week from LAS to BUF. The return direction has about 14 weekly flights.
Yes, 1-stop connections are available through DAL, PWK, YQG, SUS, PIT, YYZ, HPN, IND, BED, FSD, SJC, HOU, LGA, RIC, JAX, YUL, PIE, OPF, PBI, APF, BCT, SRQ, HRL, DFW, IAD, FLL, BNA, EWR, MDW, DTW, BWI, DEN, RSW, MIA, DCA, JFK, MCO, ATL, CLT, PHL, ORD, TPA, PHX, BOS and MKE. These options provide additional schedule flexibility.
Buffalo is 3 hours ahead of Las Vegas.
Yes, return flights from BUF to LAS are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from LAS to BUF

Harry Reid International Airport (LAS) and Buffalo Niagara International Airport (BUF) are connected by nonstop service from Southwest Airlines. With 13 weekly departures, this is a regularly served route.

LAS to BUF Flight Duration and Schedule

Nonstop flight time from LAS to BUF ranges from 4 hours 10 minutes to 4 hours 20 minutes. The route covers a distance of 1,982 miles (3,189 km). There are approximately 13 weekly flights outbound and 14 return, totaling 27 flights per week in both directions.

Connecting Options and Alternatives

45 one-stop connections are available, with the fastest taking approximately 5 hours via DAL. Two-stop connections are also available via intermediate hubs.